273891 4 gear ratio formula jpg proof for optimum gear ratio selection image titled determine gear ratio step 10 5 2 5 gears and belts when specifying a worm and worm gear pair the axial pitch of the worm and the circular pitch of the worm gear need to be specified the gear ratio equation 7 gear ratios equations moroso s og slide rule style performance calculator pn 89650 is still available today figure 2 equation for number of ring gear teeth as a function of sun gear teeth lego 20gear 20ratio 20chart jpg image titled determine gear ratio step 7 15 gear calculating ratios calculating a ratio figure 7 final gear ratios and sd equations for the gen 2 planetary gear sets img patent drawing compound gear trains 8 3 8 worm gears 8 gears gear ratio calculation bike gear ratio chart image titled determine gear ratio step 1 use the following rules to calculate gear ratios principle of planetary gear sd reduction and calculation of gear ratio image titled determine gear ratio step 9 26 inch gear ratios gif patent drawing the pitch cone for each gear represents the area between the root and end of the teeth similar to spur gears the velocity ratio is computed as comparison ofkmhp gears radial load calculations tech gr8 eng term1 p24 img4 png ring pinion chart the size and shape of all gear teeth that are to mesh properly for working contact must be equal ratios figure 1 gm s supplied gear ratios for pg1 and pg2 with ring gear locked